#435F9F
Closest named color: Dusky Blue (#475F94). oklch(49.5% 0.108 264.9), rgb(67, 95, 159).
Aa
White text reads best on this color (6.22:1).
About this color
#435F9F is a medium-dark, moderately saturated blue. In OKLCH its lightness is 49%, its chroma 0.108 and its hue 265°. Its hue sits on the cool side of the wheel. The nearest named color is Dusky Blue (#475F94), ΔE 0.018 away. White text reads best on it, at 6.22:1.
| Hue family | Blues |
| Lightness | medium-dark (49%) |
| Chroma | moderately saturated (0.108) |
| Temperature | cool |
| Nearest name | Dusky Blue (#475F94) |
| Black text | 3.37:1 |
| White text | 6.22:1 |
Values
| HEX | #435F9F |
| RGB | rgb(67, 95, 159) |
| HSL | hsl(222, 41%, 44%) |
| OKLCH | oklch(49.5% 0.108 264.9) |
Contrast
WCAG 2 contrast ratios are the conformance target: AA needs 4.5:1 for body text and 3:1 for large text, AAA needs 7:1. APCA Lc values are supplementary guidance from the WCAG 3 drafts.
| Pair | WCAG 2 | Result | APCA | APCA guidance |
|---|---|---|---|---|
| White text on #435F9F | 6.22:1 | AA | Lc -86.0 | Fine for body text |
| Black text on #435F9F | 3.37:1 | AA large text | Lc 23.2 | Dividers and decoration only |
| #435F9F text on white | 6.22:1 | AA | Lc 80.8 | Fine for body text |
| #435F9F text on black | 3.37:1 | AA large text | Lc -21.0 | Dividers and decoration only |
Tints and shades
A 50–950 scale built in OKLCH: the hue is held, lightness follows a Tailwind v4-like curve, and every step is kept inside the sRGB gamut. This color sits at step 700.
-
Step 50
50
#F3F5FA
oklch(97% 0.007 268.5)
-
Step 100
100
#E5EAF4
oklch(93.6% 0.015 264.5)
-
Step 200
200
#D0D9ED
oklch(88.5% 0.029 266.4)
-
Step 300
300
#B0C1E3
oklch(80.9% 0.052 264.2)
-
Step 400
400
#87A0D5
oklch(70.7% 0.083 264.8)
-
Step 500
500
#6988CA
oklch(63.1% 0.106 264.4)
-
Step 600
600
#5170B7
oklch(55.5% 0.117 265)
-
Step 700
700 (this color)
#435F9F
oklch(49.5% 0.108 264.9)
-
Step 800
800
#364D80
oklch(42.7% 0.09 264.6)
-
Step 900
900
#2F4067
oklch(37.6% 0.071 265.3)
-
Step 950
950
#1C263C
oklch(27.1% 0.044 265)
#435F9F with color blindness
Simulated with the Machado et al. (2009) model. ΔE is how far the color moves: below about 0.02 you would not notice a change.
| Vision | Seen as | Shift (ΔE) |
|---|---|---|
| Protanopia (no red cones) | #4465A2 | 0.017 |
| Deuteranopia (no green cones) | #385D9E | 0.015 |
| Tritanopia (no blue cones) | #006D77 | 0.097 |
| Achromatopsia (no color) | #616161 | 0.108 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #435F9F
#435F9F
oklch(49.5% 0.108 264.9)
- #7C5C00
#7C5C00
oklch(49.4% 0.101 84.9)
Analogous
Neighbouring hues, 30° either side.
Split complementary
The two hues beside the complement (150° and 210°).
Triadic
Three hues spaced 120° apart.
Palettes with this color
Curated palettes that contain a color within ΔE 0.04 (OKLab) of #435F9F, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dusky Blue #475F94 ΔE 0.018
- Denim Blue #3B5B92 ΔE 0.025
- Denim #3B638C ΔE 0.037
- French Blue #436BAD ΔE 0.037
- Mid Blue #276AB3 ΔE 0.043
- Twilight #4E518B ΔE 0.046
- Light Navy Blue #2E5A88 ΔE 0.047
- Peacock Blue #016795 ΔE 0.051
Use #435F9F in your product
Turn it into light and dark UI roles checked for contrast, then export to Tailwind v4, shadcn/ui, CSS or design tokens.